PLEASE HELPPPP this quiz will make or break my grade :(

An employee’s annual gross income (AGI) is $80,000. Calculate the monthly gross income.
a.) $800
b.) $6,666.66
c.) $1,538.46
d.)none of the above

An employee net income is $450 per week. Calculate the annual net income
a) $900
b) $1,800
c) $23,400
d) $45,000

Jonathan annual gross income (AGI) is $40,000. Calculate his annual net income to the nearest dollar
a) 44,800
b)36,000
c)35,399
d) 35,200